CERCOPITHECIDjE. 



15 



47. Cercopithecus leucampyx (Fisch.). Pluto Monkey. (Fig. 2.) 

 Hab. West Africa. 

 (See ed. 8, p. 11, Cercopithecus pluto.} 

 a. 2 - Purchased, March 9, 1885. 

 6, c. rf . Deposited, Oct. 10, 1887. 



d. $ . Eeceived in exchange, Feb. 6, 1888. (Deposited, 

 Oct. 10, 1887.) 



Fig. 2. 



Cercopithecus leucampyx. (P. Z. S. 1848, p. 57.) 



Genus CERCOCEBUS. 



48. Cercocebus collaris (Gray) . White-collared Mangabey. 

 Hab. West Africa. 



(See ed. 8, p. 13.) 



a. d 1 Presented by Mrs. Du Heaume, June 25, 1884. 



6. $. Presented by W. Tudor, Esq., Sept. 22, 1887. 



